This Combo filter for is for 2020 and newer Arctic Spas to be used in place of the Progressive Filters. This is a high performance filter that is not necessarily needed by all users. Most will find the Progressive Filters work just fine. If you are having a hard time with your Progressive Filters lasting long enough or your water going cloudy, this filter might just be what you are looking for. You will want to make sure you use the Combo filter on both sides. You can also use the Progressive Pre-Filters with this Combo Filter. Make sure to order 2 for the set which is needed for your Arctic Spa.
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